中化蓝星安迪苏固蛋配套塑料制品(材料)25-XJ-001中石化南京工程有限公司PE给水管\45°弯头 热熔 dn400 PN0.2/GB/T13663.3PE双壁波纹管\弹性密封圈/DN500 PN0.2 GB/T19472.1PE给水管\法兰 热熔 dn400 PN0.2/GB/T13663.3PE给水管\90°弯头 热熔 dn400 PN0.2/GB/T13663.3PE给水管\同心大小头 热熔 dn630 ×400 PN0.2/GB/T13663.3PE给水管\等径三通 热熔 dn315 PN0.2/GB/T13663.3PE给水管\热熔/dn315 PN0.2 S8 GB/T13663.2PE给水管\热熔/dn400 PN0.2 S8 GB/T13663.2PE给水管\热熔/dn500 PN0.2 S8 GB/T13663.2PE双壁波纹管\弹性密封圈/DN300 PN0.2 GB/T19472.1PE双壁波纹管\弹性密封圈/DN400 PN0.2 GB/T19472.1
2025-08-06